TSB CSP11 — Mazda Warranty extension
CSP11 is a warranty extension on file with NHTSA for 3 Mazda models, 2016–2020 model years, filed and re-filed as 6 documents. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
What the bulletin says. Dear Mazda Owner: You are receiving this notice because Mazda’s records indicate that your 2019-2020 CX-5, 2016-2020 CX-9, or 2018-2020 Mazda6 vehicle was equipped with a SKYACTIV-G 2.5T (Turbocharged) engine (“Covered Vehicle”). Mazda Motor Corporation has decided to conduct a…
NHTSA's own summary of the document, quoted from the public manufacturer-communications file.
Worth checking your VIN against. CSP11 is filed as a warranty extension, which unlike an ordinary bulletin can mean free or reimbursed work when a vehicle qualifies. Ask a dealer using the document ID below, and check open recalls separately at nhtsa.gov/recalls.
Vehicles and model years CSP11 names
| Vehicle | Model years |
|---|---|
| Mazda CX-5 | 2019, 2020 |
| Mazda CX-9 | 2016, 2017, 2018, 2019, 2020 |
| Mazda Mazda6 | 2018, 2019, 2020 |
Every document filed under CSP11
Manufacturers re-issue a bulletin as the repair changes, and file separate copies for technicians and for owners. All of them carry the same number.
| Document ID | Filed | Type |
|---|---|---|
| CSP11 Owner Letter | December 24, 2024 | Warranty extension |
| CSP11 Parts Warr | November 16, 2024 | Warranty extension |
| CSP11 Dealer Letter | October 18, 2024 | Warranty extension |
| CSP11 Parts | October 18, 2024 | Warranty extension |
| CSP11 Repair | October 18, 2024 | Warranty extension |
| CSP11 | October 16, 2024 | Warranty extension |
What CSP11 covers
Engine — the component vocabulary NHTSA files this communication under.
Questions buyers ask
What is TSB CSP11?
CSP11 is a warranty extension filed with NHTSA by Mazda, covering 3 Mazda models across the 2016–2020 model years. NHTSA's summary reads: Dear Mazda Owner: You are receiving this notice because Mazda’s records indicate that your 2019-2020 CX-5, 2016-2020 CX-9, or 2018-2020 Mazda6 vehicle was equipped with a SKYACTIV-G 2.5T (Turbocharged) engine (“Covered Vehicle”). Mazda Motor Corporation has decided to conduct a…
Which vehicles does CSP11 cover?
NHTSA's file names Mazda CX-5 (2019–2020); Mazda CX-9 (2016–2020); Mazda Mazda6 (2018–2020). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.
Is TSB CSP11 a recall, and is the repair free?
CSP11 is filed as a warranty extension, not a recall — but this is the kind of communication that can mean free or reimbursed work if your VIN qualifies. Take the number to a dealer and ask. Recalls are separate and always free; check yours by VIN at nhtsa.gov/recalls.
How do I get the full text of CSP11?
Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under CSP11, its date, and NHTSA's own summary from the public file.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under CSP11. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.